ALSN Allison Transmission Holdings, Inc.
Allison Transmission Holdings, Inc. (ALSN) Institutional Ownership
What the institutions did with ALSN last quarter, from their 13F filings. Counting managers rather than shares is the point: a single index fund adding to a position tells you far less than four hundred separate managers all deciding to. Positions as reported for the quarter ended June 30, 2026.
Every manager below opens. Subscribers can see any firm's whole portfolio — every position, its weight, and what they bought, trimmed and exited last quarter.
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Each block is one manager, sized by shares held and colored by how much they moved the position last quarter. Green added, red cut, grey stood pat.
Largest holders
| Manager | Shares | % of reported |
|---|---|---|
| FMR LLC | 12.4M | 14.5% |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 4.0M | 4.7% |
| BlackRock, Inc. | 4.0M | 4.6% |
| VANGUARD CAPITAL MANAGEMENT LLC | 3.7M | 4.4% |
| Boston Partners | 3.2M | 3.7% |
| FULLER & THALER ASSET MANAGEMENT, INC. | 2.6M | 3.1% |
| LSV ASSET MANAGEMENT | 2.2M | 2.6% |
| GEODE CAPITAL MANAGEMENT, LLC | 2.0M | 2.4% |
| RENAISSANCE TECHNOLOGIES LLC | 1.9M | 2.3% |
| DIMENSIONAL FUND ADVISORS LP | 1.9M | 2.2% |
| LONDON CO OF VIRGINIA | 1.8M | 2.1% |
| FIRST TRUST ADVISORS LP | 1.8M | 2.1% |
| STATE STREET CORP | 1.5M | 1.8% |
| WASATCH ADVISORS LP | 1.5M | 1.8% |
| Stockbridge Partners LLC | 1.5M | 1.8% |
| BANK OF MONTREAL /CAN/ | 1.4M | 1.6% |
| NORGES BANK | 1.3M | 1.5% |
| FEDERATED HERMES, INC. | 1.2M | 1.4% |
| AQR CAPITAL MANAGEMENT LLC | 1.1M | 1.3% |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 877.3K | 1.0% |
| MORGAN STANLEY | 851.5K | 1.0% |
| Capital International Investors | 846.0K | 1.0% |
| CAPTRUST FINANCIAL ADVISORS | 825.5K | 1.0% |
| Qube Research & Technologies Ltd | 824.6K | 1.0% |
| Quantinno Capital Management LP | 767.3K | 0.9% |
Largest changes
| Manager | Action | Previous | Current | Change |
|---|---|---|---|---|
| Capital International Investors | New | 0 | 846.0K | +846.0K |
| WASATCH ADVISORS LP | Increased | 734.3K | 1.5M | +776.2K |
| FULLER & THALER ASSET MANAGEMENT, INC. | Reduced | 3.4M | 2.6M | -772.5K |
| Caisse de depot et placement du Quebec | Sold Out | 546.3K | 0 | -546.3K |
| Stockbridge Partners LLC | Increased | 1.0M | 1.5M | +469.6K |
| JANE STREET GROUP, LLC | Increased | 6.8K | 441.4K | +434.6K |
| UBS Group AG | Increased | 370.3K | 739.5K | +369.2K |
| BANK OF AMERICA CORP /DE/ | Reduced | 1.1M | 737.2K | -363.0K |
| RENAISSANCE TECHNOLOGIES LLC | Reduced | 2.3M | 1.9M | -321.4K |
| Qube Research & Technologies Ltd | Increased | 504.5K | 824.6K | +320.1K |
| Boston Partners | Increased | 2.9M | 3.2M | +319.9K |
| FIFTHDELTA Ltd | Increased | 462.9K | 760.5K | +297.6K |
| MANUFACTURERS LIFE INSURANCE COMPANY, THE | Increased | 19.7K | 315.1K | +295.4K |
| MARSHALL WACE, LLP | Reduced | 335.7K | 44.6K | -291.2K |
| MILLENNIUM MANAGEMENT LLC | Increased | 240.8K | 526.0K | +285.2K |
| Balyasny Asset Management L.P. | Reduced | 848.3K | 596.0K | -252.3K |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | Reduced | 802.8K | 555.0K | -247.8K |
| Freestone Grove Partners LP | Reduced | 512.2K | 272.7K | -239.5K |
| Invesco Ltd. | Reduced | 929.7K | 705.5K | -224.2K |
| FIRST TRUST ADVISORS LP | Reduced | 2.0M | 1.8M | -220.0K |
| VANGUARD PORTFOLIO MANAGEMENT LLC | Reduced | 4.2M | 4.0M | -203.4K |
| Assenagon Asset Management S.A. | New | 0 | 201.0K | +201.0K |
| MORGAN STANLEY | Increased | 659.0K | 851.5K | +192.5K |
| BANK OF MONTREAL /CAN/ | Reduced | 1.6M | 1.4M | -187.4K |
| BlackRock, Inc. | Increased | 3.8M | 4.0M | +187.0K |
| GEODE CAPITAL MANAGEMENT, LLC | Reduced | 2.2M | 2.0M | -176.3K |
| CITADEL ADVISORS LLC | Increased | 304.7K | 478.9K | +174.1K |
| D. E. Shaw & Co., Inc. | Reduced | 204.2K | 40.9K | -163.3K |
| HSBC HOLDINGS PLC | Reduced | 223.9K | 65.4K | -158.5K |
| Covalis Capital LLP | New | 0 | 146.5K | +146.5K |
| JACOBS LEVY EQUITY MANAGEMENT, INC | Sold Out | 143.1K | 0 | -143.1K |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Increased | 164.4K | 301.1K | +136.7K |
| ADAGE CAPITAL PARTNERS GP, L.L.C. | Increased | 80.0K | 215.0K | +135.0K |
| Distillate Capital Partners LLC | Sold Out | 135.0K | 0 | -135.0K |
| ISTHMUS PARTNERS, LLC | Reduced | 139.3K | 8.8K | -130.5K |
| HARRIS ASSOCIATES L P | Reduced | 532.0K | 402.8K | -129.2K |
| GOLDMAN SACHS GROUP INC | Increased | 298.2K | 414.9K | +116.8K |
| Empowered Funds, LLC | Reduced | 227.3K | 120.2K | -107.1K |
| AQR CAPITAL MANAGEMENT LLC | Reduced | 1.2M | 1.1M | -105.0K |
| Quantinno Capital Management LP | Reduced | 867.8K | 767.3K | -100.5K |
| NEUBERGER BERMAN GROUP LLC | Increased | 209.8K | 307.9K | +98.1K |
| Lighthouse Investment Partners, LLC | Sold Out | 97.9K | 0 | -97.9K |
| Driehaus Capital Management LLC | Reduced | 219.1K | 123.2K | -95.9K |
| Polaris Capital Management, LLC | Reduced | 258.6K | 164.9K | -93.7K |
| PRICE T ROWE ASSOCIATES INC /MD/ | Reduced | 365.3K | 274.5K | -90.8K |
| Point72 Asset Management, L.P. | Increased | 63.8K | 153.1K | +89.4K |
| AMERIPRISE FINANCIAL INC | Increased | 94.1K | 182.0K | +87.9K |
| Walleye Capital LLC | Reduced | 208.0K | 125.7K | -82.2K |
| LONDON CO OF VIRGINIA | Reduced | 1.9M | 1.8M | -80.7K |
| Nuveen, LLC | Reduced | 239.7K | 160.0K | -79.7K |
| Public Sector Pension Investment Board | Reduced | 121.2K | 42.1K | -79.1K |
| FIL Ltd | Reduced | 365.5K | 289.0K | -76.5K |
| HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND | Increased | 38.7K | 115.0K | +76.3K |
| Turas Capital Management LP | New | 0 | 73.2K | +73.2K |
| TUDOR INVESTMENT CORP ET AL | New | 0 | 68.0K | +68.0K |
| Aptus Capital Advisors, LLC | New | 0 | 67.2K | +67.2K |
| LSV ASSET MANAGEMENT | Increased | 2.1M | 2.2M | +66.4K |
| MAC Alpha Capital Management, LP | Increased | 98.0K | 156.2K | +58.2K |
| CANADA PENSION PLAN INVESTMENT BOARD | Increased | 62.4K | 120.6K | +58.2K |
| ALLIANCEBERNSTEIN L.P. | Increased | 279.0K | 335.4K | +56.4K |
13F filings are due 45 days after quarter end and cover long positions in U.S.-listed equities only, so this is a lagged and partial picture: shorts, bonds and foreign listings never appear. Options positions are excluded here rather than folded into the share counts. Political ownership is coming.